package com.springcloud.alibaba.dao;

import com.springcloud.configclient.commons.entities.CommonResult;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Param;

@Mapper
public interface StorageDao {
    public int decreseStorage(@Param("productId") long productId,@Param("count") Integer count) ;

}
